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34E20 Singular perturbations, turning point theory, WKB methods (12 articles)

• Vrábeľ, Róbert: Boundary value problem with an inner point for the singularly perturbed semilinear differential equations. (English). Mathematica Bohemica, vol. 136 (2011), issue 1, pp. 1-8
• Spigler, Renato; Vianello, Marco: A variant of the complex Liouville-Green approximation theorem. (English). Archivum Mathematicum, vol. 36 (2000), issue 3, pp. 213-218
• Ivanova, Petya N.; Gorman, Arthur D.: On caustics associated with the linearized vorticity equation. (English). Applications of Mathematics, vol. 43 (1998), issue 4, pp. 255-262
• Bobochko, V. N.; Markush, I. I.: System of differential equations with unstable turning point and multiple element of spectrum of degenerate operator. (English). In: Došlá, Z., Kuben, J. and Vosmanský, J. (eds.): Proceedings of Equadiff 9, Conference on Differential Equations and Their Applications, Brno, August 25-29, 1997. [Part 3] Papers. Masaryk University, Brno, 1998. pp. 43-52
• Vrábeľ, Róbert: Upper and lower solutions for singularly perturbed semilinear Neumann's problem. (English). Mathematica Bohemica, vol. 122 (1997), issue 2, pp. 175-180
• Gorman, Arthur D.: On caustics associated with Rossby waves. (English). Applications of Mathematics, vol. 41 (1996), issue 5, pp. 321-328
• Núñez, Manuel; Rojo, Jesús: A WKB analysis of the Alfvén spectrum of the linearized magnetohydrodynamics equations. (English). Applications of Mathematics, vol. 38 (1993), issue 1, pp. 23-38
• Zeman, Jiří: On some continuities of phases theory and WKB method for linear differential equation of the second order. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 30 (1991), issue 1, pp. 39-47
• Zeman, Jiří: Zur asymptotischen Integration der Differentialgleichung $y'' + q(t) y = 0$. (German) [On asymptotic integration of the differential equation $y'' + q(t) y = 0$]. Sborník prací Přírodovědecké fakulty University Palackého v Olomouci. Matematika, vol. 20 (1981), issue 1, pp. 129-132
• Howes, Frederick A.: A necessary condition for twin boundary layer behavior. (English). Czechoslovak Mathematical Journal, vol. 30 (1980), issue 1, pp. 80-83
• Roos, Hans-Georg: Die Konstruktion asymptotischer Fundamentalsysteme für lineare Differentialgleichungen mit Wendepunkten. (German) [Construction of asymptotic fundamental systems for linear differential equations with transition points]. Commentationes Mathematicae Universitatis Carolinae, vol. 20 (1979), issue 2, pp. 195-205
• Zeman, Jiří: Eine Bemerkung zur WKB-Methode. (German) [A note on the WKB method]. Sborník prací Přírodovědecké fakulty University Palackého v Olomouci. Matematika, vol. 17 (1978), issue 1, pp. 61-68